update

demo/js/widget/singleselct/demo.single_select_combo.js

@@ -15,8 +15,7 @@ Demo.SingleSelectCombo = BI.inherit(BI.Widget, {
             ref: function () {
                 self.SingleSelectCombo = this;
             },
-            value: "柳州市针织总厂",
+            value: "柳州市针织总厂"
-            allowNoSelect: true
         });
 
         widget.populate();

dist/demo.js

@@ -11190,8 +11190,7 @@ Demo.SingleSelectCombo = BI.inherit(BI.Widget, {
             ref: function () {
                 self.SingleSelectCombo = this;
             },
-            value: "柳州市针织总厂",
+            value: "柳州市针织总厂"
-            allowNoSelect: true
         });
 
         widget.populate();